[4+2] Cycloaddition reactions of acenaphth [1,2−a]acenaphthylene
作者:Gerald Dyker、Jutta Körning、Peter Bubenitschek、Peter G. Jones
DOI:10.1016/0040-4020(96)00943-x
日期:1996.11
Diels-Alder reactions of the annelated pentalene 2 lead to [4.3.3]propellanes. Various substituted anthracenes 3 and cyclopentadienes 5 are tested as diene components. 2 may be classified as a rather electron-rich dienophile.